Efficacy of dual vaccination of pandemic H1N1 2009 influenza and seasonal influenza on institutionalized elderly: A one-year prospective cohort study
| Autor: | Chan, T.C., Hung, I.F.N., Luk, J.K.H., Shea, Y.F., Chan, F.H.W., Woo, P.C.Y., Chu, L.W. |
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| Zdroj: | In Vaccine 13 October 2011 29(44):7773-7778 |
| Databáze: | ScienceDirect |
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